8F2C
SARS-CoV-2 Main Protease (Mpro) in Complex with ML3006a
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 289.15 | Sitting drops consisted of 0.23 uL A:0.23 uL B: A) 5.3 mg/mL Mpro + 0.9 mM ML3006a in in 20 mM Tris pH 7.3 + 3 mM TCEP + 3 % DMSO B) 0.1 M MES pH 6.5, 4% PEG 35000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.24 | 45.21 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 45.576 | ¦Á = 90 |
b = 63.846 | ¦Â = 90 |
c = 104.384 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | Flat Si Rh coated M0, Kirkpatrick-Baez flat bent Si M1 & M2 | 2022-10-29 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL12-2 | 0.979460 | SSRL | BL12-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||
1 | 1.95 | 37.09 | 99.1 | 0.134 | 0.067 | 0.996 | 7.1 | 3.5 | 22645 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1.95 | 2.06 | 99.3 | 1.895 | 0.975 | 0.312 | 3.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 6LZE | 1.95 | 34.98 | 21542 | 1086 | 98.69 | 0.19871 | 0.19552 | 0.26683 | RANDOM | 40.453 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-2.73 | 2.48 | 0.25 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_3_deg | 15.51 |
r_dihedral_angle_2_deg | 8.028 |
r_dihedral_angle_1_deg | 7.703 |
r_long_range_B_other | 7.7 |
r_long_range_B_refined | 7.695 |
r_scangle_other | 5.804 |
r_mcangle_other | 4.599 |
r_mcangle_it | 4.589 |
r_scbond_it | 3.998 |
r_scbond_other | 3.997 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2367 |
Nucleic Acid Atoms | |
Solvent Atoms | 96 |
Heterogen Atoms | 42 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SCALA | data scaling |
XDS | data reduction |
PHASER | phasing |